Home / 17,169.30-25,721.55-16,002.90

Finding the Fourth Proportional to 17,169.30, 25,721.55 and 16,002.90

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Solution

The fourth proportional to 17,169.30, 25,721.55 and 16,002.90 is: 23,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169.30 : 25,721.55 = 16,002.90 : x
  2. Step 2: Convert to fraction form
    17,169.30/25,721.55 = 16,002.90/x
  3. Step 3: Cross multiply
    17,169.30x = 25,721.55 × 16,002.90
  4. Step 4: Simplify right side
    17,169.30x = 411,619,392.50
  5. Step 5: Solve for x
    x = 411,619,392.50/17,169.30
  6. Step 6: Final answer
    x = 23,974.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.